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Datadog vs Sentry
Comparing two monitoring & error tracking platforms on pricing, features, free tier, and trade-offs.
Quick summary
Datadog — Cloud monitoring as a service. Datadog is an enterprise observability platform for infrastructure, APM, logs, and security.
Sentry — Application monitoring and error tracking. Sentry is an application monitoring platform for error tracking, performance, and session replay.
Feature comparison
| Feature | Datadog | Sentry |
|---|---|---|
| Pricing model | Paid | Freemium |
| Starting price | $15/host | $26/mo |
| Free tier | Yes | Yes |
| Open source | No | Yes |
| Logs | Yes | No |
| SDKs | Many | 100+ |
| Free Tier | 14-day trial | 5k errors/mo |
| Self-hosted | No | Yes |
| Error Tracking | Yes | Yes |
| Session Replay | Yes | Yes |
| Performance Monitoring | Yes | Yes |
Datadog
Cloud monitoring as a service
Pros
- All-in-one observability
- Deep infrastructure monitoring
- Enterprise-grade
Cons
- Very expensive at scale
- Steep learning curve
- Infamous bill shocks
Sentry
Application monitoring and error tracking
Pros
- Best-in-class error tracking
- Huge SDK coverage
- Open source, self-hostable
Cons
- Can be expensive at scale
- Pricing can be complex
Which should you choose?
Choose Datadog if a free tier is important for your stage, and you need production-grade features and are ready to pay. Choose Sentry if you value open source and want the option to self-host, and a free tier is important for your stage.
Frequently asked questions
Which is better, Datadog or Sentry?
There is no universal “better.” For most teams, Sentry is the safer default because Sentry is open source, which means you can self-host and avoid vendor lock-in. Datadog is proprietary. For edge cases, the comparison table above highlights where each tool wins.
Is Datadog cheaper than Sentry?
Datadog starts at $15/host, while Sentry starts at $26/mo. Exact costs depend on usage — check both vendors' calculators before committing.
Can I migrate from Datadog to Sentry?
Migration difficulty depends on how deeply Datadog-specific features (APIs, SDK conventions, data schemas) are baked into your app. Most monitoring & error tracking migrations take days to weeks. Both vendors typically publish migration guides — check their docs.
Is Datadog or Sentry open source?
Sentry is open source; Datadog is a proprietary managed service.
Does Datadog or Sentry have a free tier?
Both Datadog and Sentry offer a free tier.
Which is best for startups and indie hackers?
Startups usually optimize for the lowest friction to ship and the cheapest possible free tier. The one with the most generous free tier here is Sentry. For production workloads, revisit the trade-offs in the feature table above.